The conclusion is terrifying in my opinion. A not yet explained phenomenon or even something as far fetched as "aliens" would have been a more comforting answer than "essentially we can all start losing our mind at once, and it takes very little to trigger it".
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And then ten years later new evidence for that thing comes out that's like "maybe not so bad after all!" and a new set of backlash morality. These things are politically affiliated now too if they can be depending on who picks up which evidence first.
Each decade people get bored and find something new to be upset about.
"gluten" is definitely way down these days and "seed oils" haven't yet hit their peak.